Home / 313,869.24-433,134.45-170,632.86

Finding the Fourth Proportional to 313,869.24, 433,134.45 and 170,632.86

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Solution

The fourth proportional to 313,869.24, 433,134.45 and 170,632.86 is: 235,470.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,869.24 : 433,134.45 = 170,632.86 : x
  2. Step 2: Convert to fraction form
    313,869.24/433,134.45 = 170,632.86/x
  3. Step 3: Cross multiply
    313,869.24x = 433,134.45 × 170,632.86
  4. Step 4: Simplify right side
    313,869.24x = 73,906,969,968.03
  5. Step 5: Solve for x
    x = 73,906,969,968.03/313,869.24
  6. Step 6: Final answer
    x = 235,470.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.